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c++ Programming Glossary: highEasy way to use variables of enum types as string in C? http://stackoverflow.com/questions/147267/easy-way-to-use-variables-of-enum-types-as-string-in-c gaps in the numbering where some of the int mappings are high enough to make an array based mapping impractical then you could..
C++ Which is faster: Stack allocation or Heap allocation http://stackoverflow.com/questions/161053/c-which-is-faster-stack-allocation-or-heap-allocation GCC and MSVC what is the case Is heap allocation not as high performing as stack allocation Is there no difference Or are..
http://stackoverflow.com/questions/162941/why-use-pointers some basic C programming after coding a few projects with high level languages. Basically I have three questions Why use pointers..
What is “cache-friendly” code? http://stackoverflow.com/questions/16699247/what-is-cache-friendly-code . A cache hit miss usually refers to a hit miss in the highest level of cache in the CPU by highest level I mean the largest.. to a hit miss in the highest level of cache in the CPU by highest level I mean the largest slowest. The cache hit rate is crucial.. of cycles for HDD . In comparison reading data from the highest level cache typically takes only a handful of cycles. In..
Is there a standard sign function (signum, sgn) in C/C++? http://stackoverflow.com/questions/1903954/is-there-a-standard-sign-function-signum-sgn-in-c-c comparisons with zero can maintain the machine's internal high precision representation e.g. 80 bit on x87 and avoid a premature..
Examples of good gotos in C or C++ http://stackoverflow.com/questions/245742/examples-of-good-gotos-in-c-or-c Edit This question seems finished now. It generated some high quality answers. Thanks to everyone especially those who took.. intended purpose My take is that even adding a flag is too high a price to pay. I like my variables to represent things in the..
C++ Timer function to provide time in nano seconds http://stackoverflow.com/questions/275004/c-timer-function-to-provide-time-in-nano-seconds they don't. http performancebydesign.blogspot.com 2012 03 high resolution clocks and timers for.html Synchronizing across processors.. 209101 http performancebydesign.blogspot.com 2012 03 high resolution clocks and timers for.html QueryPerformanceCounter..
Generate random numbers uniformly over an entire range http://stackoverflow.com/questions/288739/generate-random-numbers-uniformly-over-an-entire-range c random share improve this question Generally the high bits show a better distribution than the low bits so the recommended..
c++ call constructor from constructor http://stackoverflow.com/questions/308276/c-call-constructor-from-constructor this link for reference. Update Google rates this question high so I think it's necessary to update it with current information...
http://stackoverflow.com/questions/408670/stack-static-and-heap-in-c add and remove from the end only. Stacks usually start high and grow down to lower addresses. You run out of memory when..
How can I add reflection to a C++ application? http://stackoverflow.com/questions/41453/how-can-i-add-reflection-to-a-c-application it needs. C is made with speed in mind. If you want high level inspection like C# or Java has then I'm afraid i have..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome leaks in the same way. If you only wish to learn the high level concept of pointers then you should ignore the parts labelled..
http://stackoverflow.com/questions/5854581/polymorphism-in-c Compiler provided overloads for basic types is common in high level 3GL computer languages and explicit discussion of polymorphism..
Proper stack and heap usage in C++? http://stackoverflow.com/questions/599308/proper-stack-and-heap-usage-in-c than try to understand what the stack does in terms of a high level language look up call stack and calling convention and..
Which is the best c++ web framework? [closed] http://stackoverflow.com/questions/746309/which-is-the-best-c-web-framework you is Wt is a Web Toolkit Wt that allows you to create high performance AJAX applications and is inspired on Nokia's Qt...
Is it safe to use -1 to set all bits to true? http://stackoverflow.com/questions/809227/is-it-safe-to-use-1-to-set-all-bits-to-true the right operand type. Only then you will get the most high value of an unsigned type. For an example of a possible surprise.. to those bits. The value you need to initialize a to the highest possible value is 1 or UINT_MAX . The second will depend.. depend on its type and it's a nice way of getting the most highest value. We are not talking about whether 1 has all bits one..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops at http pastebin.com ivzkuTzG . It uses TBB Tick_Count for higher resolution timing which can be disabled by not defining the.. will request fresh pages from the OS. Therefore there is a high chance that large allocations will appear at the same offset..
What is the Fastest Method for High Performance Sequential File I/O in C++? http://stackoverflow.com/questions/1201261/what-is-the-fastest-method-for-high-performance-sequential-file-i-o-in-c is the Fastest Method for High Performance Sequential File I O in C Assuming the following..
C++ Cross-Platform High-Resolution Timer http://stackoverflow.com/questions/1487695/c-cross-platform-high-resolution-timer Cross Platform High Resolution Timer I'm looking to implement a simple timer mechanism..
High-level Compare And Swap (CAS) functions? http://stackoverflow.com/questions/151841/high-level-compare-and-swap-cas-functions level Compare And Swap CAS functions I'd like to document what..
What happens when QueryPerformanceCounter is called? http://stackoverflow.com/questions/1723629/what-happens-when-queryperformancecounter-is-called
What new capabilities do user-defined literals add to C++? http://stackoverflow.com/questions/237804/what-new-capabilities-do-user-defined-literals-add-to-c __checkbits static const bool valid false template char High char... Bits struct __checkbits High Bits... static const bool.. false template char High char... Bits struct __checkbits High Bits... static const bool valid High '0' High '1' __checkbits.. struct __checkbits High Bits... static const bool valid High '0' High '1' __checkbits Bits... valid template char High struct..
Microsecond resolution timestamps on Windows http://stackoverflow.com/questions/2414359/microsecond-resolution-timestamps-on-windows result. There is Implement a Continuously Updating High Resolution Time Provider for Windows but it does not seem to.. check for high resolution timer support with Stopwatch.IsHighResolution and then peek at Stopwatch.Frequency . It will make..
Performance of qsort vs std::sort? http://stackoverflow.com/questions/4708105/performance-of-qsort-vs-stdsort platform specific higher resolution timer like the Windows High Performance Timer. More than that the way that you call clock..
High resolution timer with C++ and Linux? http://stackoverflow.com/questions/538609/high-resolution-timer-with-c-and-linux resolution timer with C and Linux Under Windows there are some..
Is Qt worth learning? [closed] http://stackoverflow.com/questions/604917/is-qt-worth-learning I am a C# developer and work on Windows but back in High School I took some C classes. We worked on console applications..
How to write fast (low level) code? [closed] http://stackoverflow.com/questions/6852670/how-to-write-fast-low-level-code book Write Great Code Volume 2 Thinking Low Level Writing High Level book Software optimization resources by Agner Fog five..
What are the differences between C, C# and C++ in terms of real-world application http://stackoverflow.com/questions/692225/what-are-the-differences-between-c-c-sharp-and-c-in-terms-of-real-world-appli learning curve. C# Rapid client application development. High performance Server development StackOverflow for example that..
High Resolution Timing Part of Your Code http://stackoverflow.com/questions/700392/high-resolution-timing-part-of-your-code Resolution Timing Part of Your Code I want to measure the speed.. Related Questions How to overcome clock 's low resolution High Resolution Timer with C and linux Equivalent of Windows QueryPerformanceCounter..
Windows 7 timing functions - How to use GetSystemTimeAdjustment correctly? http://stackoverflow.com/questions/7685762/windows-7-timing-functions-how-to-use-getsystemtimeadjustment-correctly fileStart ULARGE_INTEGER start start.HighPart fileStart.dwHighDateTime start.LowPart fileStart.dwLowDateTime.. fileStart ULARGE_INTEGER start start.HighPart fileStart.dwHighDateTime start.LowPart fileStart.dwLowDateTime for int i 20 i.. ULARGE_INTEGER ts1 GetSystemTimeAsFileTime timeStamp1 ts1.HighPart timeStamp1.dwHighDateTime ts1.LowPart timeStamp1.dwLowDateTime..
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